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题目描述： In this problem we consider a very simplified model of Barcelona city.Barcelona can be represented as a plane with streets of kind x=cx=c and y= 阅读全文
摘要：
题目描述： C. Neko does Maths time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output C. Neko does Mat 阅读全文
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题目描述： time limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou are preparing for an exam on schedulin 阅读全文